The commentary and application of force majeure in PRC Civil Code should be divided into two levels,which are the force majeure events and force majeure clauses.Force Majeure events are the situations stipulated in article 180,paragraph 2,of PRC Civil Code and force majeure clauses refer to the legal rules governing the event.The determination of force majeure should follow the principle of the“three cannot”principle strictly.Through the analysis of government behavior and the epidemic of COVID-19,it is concluded that the force majeure clause...